code.delx.au - gnu-emacs/blob - lisp/org/org-archive.el

   1 ;;; org-archive.el --- Archiving for Org-mode
   2
   3 ;; Copyright (C) 2004-2011  Free Software Foundation, Inc.
   4
   5 ;; Author: Carsten Dominik <carsten at orgmode dot org>
   6 ;; Keywords: outlines, hypermedia, calendar, wp
   7 ;; Homepage: http://orgmode.org
   8 ;; Version: 7.4
   9 ;;
  10 ;; This file is part of GNU Emacs.
  11 ;;
  12 ;; GNU Emacs is free software: you can redistribute it and/or modify
  13 ;; it under the terms of the GNU General Public License as published by
  14 ;; the Free Software Foundation, either version 3 of the License, or
  15 ;; (at your option) any later version.
  16
  17 ;; GNU Emacs is distributed in the hope that it will be useful,
  18 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  19 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20 ;; GNU General Public License for more details.
  21
  22 ;; You should have received a copy of the GNU General Public License
  23 ;; along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.
  24 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
  25 ;;
  26 ;;; Commentary:
  27
  28 ;; This file contains the face definitions for Org.
  29
  30 ;;; Code:
  31
  32 (require 'org)
  33
  34 (declare-function org-inlinetask-remove-END-maybe "org-inlinetask" ())
  35
  36 (defcustom org-archive-default-command 'org-archive-subtree
  37   "The default archiving command."
  38   :group 'org-archive
  39   :type '(choice
  40           (const org-archive-subtree)
  41           (const org-archive-to-archive-sibling)
  42           (const org-archive-set-tag)))
  43
  44 (defcustom org-archive-reversed-order nil
  45   "Non-nil means make the tree first child under the archive heading, not last."
  46   :group 'org-archive
  47   :type 'boolean)
  48
  49 (defcustom org-archive-sibling-heading "Archive"
  50   "Name of the local archive sibling that is used to archive entries locally.
  51 Locally means: in the tree, under a sibling.
  52 See `org-archive-to-archive-sibling' for more information."
  53   :group 'org-archive
  54   :type 'string)
  55
  56 (defcustom org-archive-mark-done nil
  57   "Non-nil means mark entries as DONE when they are moved to the archive file.
  58 This can be a string to set the keyword to use.  When t, Org-mode will
  59 use the first keyword in its list that means done."
  60   :group 'org-archive
  61   :type '(choice
  62           (const :tag "No" nil)
  63           (const :tag "Yes" t)
  64           (string :tag "Use this keyword")))
  65
  66 (defcustom org-archive-stamp-time t
  67   "Non-nil means add a time stamp to entries moved to an archive file.
  68 This variable is obsolete and has no effect anymore, instead add or remove
  69 `time' from the variable `org-archive-save-context-info'."
  70   :group 'org-archive
  71   :type 'boolean)
  72
  73 (defcustom org-archive-save-context-info '(time file olpath category todo itags)
  74   "Parts of context info that should be stored as properties when archiving.
  75 When a subtree is moved to an archive file, it loses information given by
  76 context, like inherited tags, the category, and possibly also the TODO
  77 state (depending on the variable `org-archive-mark-done').
  78 This variable can be a list of any of the following symbols:
  79
  80 time       The time of archiving.
  81 file       The file where the entry originates.
  82 ltags      The local tags, in the headline of the subtree.
  83 itags      The tags the subtree inherits from further up the hierarchy.
  84 todo       The pre-archive TODO state.
  85 category   The category, taken from file name or #+CATEGORY lines.
  86 olpath     The outline path to the item.  These are all headlines above
  87            the current item, separated by /, like a file path.
  88
  89 For each symbol present in the list, a property will be created in
  90 the archived entry, with a prefix \"PRE_ARCHIVE_\", to remember this
  91 information."
  92   :group 'org-archive
  93   :type '(set :greedy t
  94           (const :tag "Time" time)
  95           (const :tag "File" file)
  96           (const :tag "Category" category)
  97           (const :tag "TODO state" todo)
  98           (const :tag "Priority" priority)
  99           (const :tag "Inherited tags" itags)
 100           (const :tag "Outline path" olpath)
 101           (const :tag "Local tags" ltags)))
 102
 103 (defun org-get-local-archive-location ()
 104   "Get the archive location applicable at point."
 105   (let ((re "^#\\+ARCHIVE:[ \t]+\\(\\S-.*\\S-\\)[ \t]*$")
 106         prop)
 107     (save-excursion
 108       (save-restriction
 109         (widen)
 110         (setq prop (org-entry-get nil "ARCHIVE" 'inherit))
 111         (cond
 112          ((and prop (string-match "\\S-" prop))
 113           prop)
 114          ((or (re-search-backward re nil t)
 115               (re-search-forward re nil t))
 116           (match-string 1))
 117          (t org-archive-location))))))
 118
 119 (defun org-add-archive-files (files)
 120   "Splice the archive files into the list of files.
 121 This implies visiting all these files and finding out what the
 122 archive file is."
 123   (org-uniquify
 124    (apply
 125     'append
 126     (mapcar
 127      (lambda (f)
 128        (if (not (file-exists-p f))
 129            nil
 130          (with-current-buffer (org-get-agenda-file-buffer f)
 131            (cons f (org-all-archive-files)))))
 132      files))))
 133
 134 (defun org-all-archive-files ()
 135   "Get a list of all archive files used in the current buffer."
 136   (let (file files)
 137     (save-excursion
 138       (save-restriction
 139         (goto-char (point-min))
 140         (while (re-search-forward
 141                 "^\\(#\\+\\|[ \t]*:\\)ARCHIVE:[ \t]+\\(.*\\)"
 142                 nil t)
 143           (setq file (org-extract-archive-file
 144                       (org-match-string-no-properties 2)))
 145           (and file (> (length file) 0) (file-exists-p file)
 146                (add-to-list 'files file)))))
 147     (setq files (nreverse files))
 148     (setq file (org-extract-archive-file))
 149     (and file (> (length file) 0) (file-exists-p file)
 150          (add-to-list 'files file))
 151     files))
 152
 153 (defun org-extract-archive-file (&optional location)
 154   "Extract and expand the file name from archive LOCATION.
 155 if LOCATION is not given, the value of `org-archive-location' is used."
 156   (setq location (or location org-archive-location))
 157   (if (string-match "\\(.*\\)::\\(.*\\)" location)
 158       (if (= (match-beginning 1) (match-end 1))
 159           (buffer-file-name)
 160         (expand-file-name
 161          (format (match-string 1 location)
 162                  (file-name-nondirectory buffer-file-name))))))
 163
 164 (defun org-extract-archive-heading (&optional location)
 165   "Extract the heading from archive LOCATION.
 166 if LOCATION is not given, the value of `org-archive-location' is used."
 167   (setq location (or location org-archive-location))
 168   (if (string-match "\\(.*\\)::\\(.*\\)" location)
 169       (format (match-string 2 location)
 170               (file-name-nondirectory buffer-file-name))))
 171
 172 (defun org-archive-subtree (&optional find-done)
 173   "Move the current subtree to the archive.
 174 The archive can be a certain top-level heading in the current file, or in
 175 a different file.  The tree will be moved to that location, the subtree
 176 heading be marked DONE, and the current time will be added.
 177
 178 When called with prefix argument FIND-DONE, find whole trees without any
 179 open TODO items and archive them (after getting confirmation from the user).
 180 If the cursor is not at a headline when this command is called, try all level
 181 1 trees.  If the cursor is on a headline, only try the direct children of
 182 this heading."
 183   (interactive "P")
 184   (if find-done
 185       (org-archive-all-done)
 186     ;; Save all relevant TODO keyword-relatex variables
 187
 188     (let ((tr-org-todo-line-regexp org-todo-line-regexp) ; keep despite compiler
 189           (tr-org-todo-keywords-1 org-todo-keywords-1)
 190           (tr-org-todo-kwd-alist org-todo-kwd-alist)
 191           (tr-org-done-keywords org-done-keywords)
 192           (tr-org-todo-regexp org-todo-regexp)
 193           (tr-org-todo-line-regexp org-todo-line-regexp)
 194           (tr-org-odd-levels-only org-odd-levels-only)
 195           (this-buffer (current-buffer))
 196           ;; start of variables that will be used for saving context
 197           ;; The compiler complains about them - keep them anyway!
 198           (file (abbreviate-file-name (buffer-file-name)))
 199           (olpath (mapconcat 'identity (org-get-outline-path) "/"))
 200           (time (format-time-string
 201                  (substring (cdr org-time-stamp-formats) 1 -1)
 202                  (current-time)))
 203           category todo priority ltags itags
 204           ;; end of variables that will be used for saving context
 205           location afile heading buffer level newfile-p visiting)
 206
 207       ;; Find the local archive location
 208       (setq location (org-get-local-archive-location)
 209             afile (org-extract-archive-file location)
 210             heading (org-extract-archive-heading location))
 211       (unless afile
 212         (error "Invalid `org-archive-location'"))
 213
 214       (if (> (length afile) 0)
 215           (setq newfile-p (not (file-exists-p afile))
 216                 visiting (find-buffer-visiting afile)
 217                 buffer (or visiting (find-file-noselect afile)))
 218         (setq buffer (current-buffer)))
 219       (unless buffer
 220         (error "Cannot access file \"%s\"" afile))
 221       (if (and (> (length heading) 0)
 222                (string-match "^\\*+" heading))
 223           (setq level (match-end 0))
 224         (setq heading nil level 0))
 225       (save-excursion
 226         (org-back-to-heading t)
 227         ;; Get context information that will be lost by moving the tree
 228         (org-refresh-category-properties)
 229         (setq category (org-get-category)
 230               todo (and (looking-at org-todo-line-regexp)
 231                         (match-string 2))
 232               priority (org-get-priority
 233                         (if (match-end 3) (match-string 3) ""))
 234               ltags (org-get-tags)
 235               itags (org-delete-all ltags (org-get-tags-at)))
 236         (setq ltags (mapconcat 'identity ltags " ")
 237               itags (mapconcat 'identity itags " "))
 238         ;; We first only copy, in case something goes wrong
 239         ;; we need to protect `this-command', to avoid kill-region sets it,
 240         ;; which would lead to duplication of subtrees
 241         (let (this-command) (org-copy-subtree 1 nil t))
 242         (set-buffer buffer)
 243         ;; Enforce org-mode for the archive buffer
 244         (if (not (org-mode-p))
 245             ;; Force the mode for future visits.
 246             (let ((org-insert-mode-line-in-empty-file t)
 247                   (org-inhibit-startup t))
 248               (call-interactively 'org-mode)))
 249         (when newfile-p
 250           (goto-char (point-max))
 251           (insert (format "\nArchived entries from file %s\n\n"
 252                           (buffer-file-name this-buffer))))
 253         ;; Force the TODO keywords of the original buffer
 254         (let ((org-todo-line-regexp tr-org-todo-line-regexp)
 255               (org-todo-keywords-1 tr-org-todo-keywords-1)
 256               (org-todo-kwd-alist tr-org-todo-kwd-alist)
 257               (org-done-keywords tr-org-done-keywords)
 258               (org-todo-regexp tr-org-todo-regexp)
 259               (org-todo-line-regexp tr-org-todo-line-regexp)
 260               (org-odd-levels-only
 261                (if (local-variable-p 'org-odd-levels-only (current-buffer))
 262                    org-odd-levels-only
 263                  tr-org-odd-levels-only)))
 264           (goto-char (point-min))
 265           (show-all)
 266           (if heading
 267               (progn
 268                 (if (re-search-forward
 269                      (concat "^" (regexp-quote heading)
 270                              (org-re "[ \t]*\\(:[[:alnum:]_@#%:]+:\\)?[ \t]*\\($\\|\r\\)"))
 271                      nil t)
 272                     (goto-char (match-end 0))
 273                   ;; Heading not found, just insert it at the end
 274                   (goto-char (point-max))
 275                   (or (bolp) (insert "\n"))
 276                   (insert "\n" heading "\n")
 277                   (end-of-line 0))
 278                 ;; Make the subtree visible
 279                 (show-subtree)
 280                 (if org-archive-reversed-order
 281                     (progn
 282                       (org-back-to-heading t)
 283                       (outline-next-heading))
 284                   (org-end-of-subtree t))
 285                 (skip-chars-backward " \t\r\n")
 286                 (and (looking-at "[ \t\r\n]*")
 287                      (replace-match "\n\n")))
 288             ;; No specific heading, just go to end of file.
 289             (goto-char (point-max)) (insert "\n"))
 290           ;; Paste
 291           (org-paste-subtree (org-get-valid-level level (and heading 1)))
 292
 293           ;; Mark the entry as done
 294           (when (and org-archive-mark-done
 295                      (looking-at org-todo-line-regexp)
 296                      (or (not (match-end 2))
 297                          (not (member (match-string 2) org-done-keywords))))
 298             (let (org-log-done org-todo-log-states)
 299               (org-todo
 300                (car (or (member org-archive-mark-done org-done-keywords)
 301                         org-done-keywords)))))
 302
 303           ;; Add the context info
 304           (when org-archive-save-context-info
 305             (let ((l org-archive-save-context-info) e n v)
 306               (while (setq e (pop l))
 307                 (when (and (setq v (symbol-value e))
 308                            (stringp v) (string-match "\\S-" v))
 309                   (setq n (concat "ARCHIVE_" (upcase (symbol-name e))))
 310                   (org-entry-put (point) n v)))))
 311
 312           ;; Save and kill the buffer, if it is not the same buffer.
 313           (when (not (eq this-buffer buffer))
 314             (save-buffer))
 315           ))
 316       ;; Here we are back in the original buffer.  Everything seems to have
 317       ;; worked.  So now cut the tree and finish up.
 318       (let (this-command) (org-cut-subtree))
 319       (when (featurep 'org-inlinetask)
 320         (org-inlinetask-remove-END-maybe))
 321       (setq org-markers-to-move nil)
 322       (message "Subtree archived %s"
 323                (if (eq this-buffer buffer)
 324                    (concat "under heading: " heading)
 325                  (concat "in file: " (abbreviate-file-name afile))))))
 326   (org-reveal)
 327   (if (looking-at "^[ \t]*$")
 328       (outline-next-visible-heading 1)))
 329
 330 (defun org-archive-to-archive-sibling ()
 331   "Archive the current heading by moving it under the archive sibling.
 332 The archive sibling is a sibling of the heading with the heading name
 333 `org-archive-sibling-heading' and an `org-archive-tag' tag.  If this
 334 sibling does not exist, it will be created at the end of the subtree."
 335   (interactive)
 336   (save-restriction
 337     (widen)
 338     (let (b e pos leader level)
 339       (org-back-to-heading t)
 340       (looking-at outline-regexp)
 341       (setq leader (match-string 0)
 342             level (funcall outline-level))
 343       (setq pos (point))
 344       (condition-case nil
 345           (outline-up-heading 1 t)
 346         (error (setq e (point-max)) (goto-char (point-min))))
 347       (setq b (point))
 348       (unless e
 349         (condition-case nil
 350             (org-end-of-subtree t t)
 351           (error (goto-char (point-max))))
 352         (setq e (point)))
 353       (goto-char b)
 354       (unless (re-search-forward
 355                (concat "^" (regexp-quote leader)
 356                        "[ \t]*"
 357                        org-archive-sibling-heading
 358                        "[ \t]*:"
 359                        org-archive-tag ":") e t)
 360         (goto-char e)
 361         (or (bolp) (newline))
 362         (insert leader org-archive-sibling-heading "\n")
 363         (beginning-of-line 0)
 364         (org-toggle-tag org-archive-tag 'on))
 365       (beginning-of-line 1)
 366       (if org-archive-reversed-order
 367           (outline-next-heading)
 368         (org-end-of-subtree t t))
 369       (save-excursion
 370         (goto-char pos)
 371         (let ((this-command this-command)) (org-cut-subtree)))
 372       (org-paste-subtree (org-get-valid-level level 1))
 373       (org-set-property
 374        "ARCHIVE_TIME"
 375        (format-time-string
 376         (substring (cdr org-time-stamp-formats) 1 -1)
 377         (current-time)))
 378       (outline-up-heading 1 t)
 379       (hide-subtree)
 380       (org-cycle-show-empty-lines 'folded)
 381       (goto-char pos)))
 382   (org-reveal)
 383   (if (looking-at "^[ \t]*$")
 384       (outline-next-visible-heading 1)))
 385
 386 (defun org-archive-all-done (&optional tag)
 387   "Archive sublevels of the current tree without open TODO items.
 388 If the cursor is not on a headline, try all level 1 trees.  If
 389 it is on a headline, try all direct children.
 390 When TAG is non-nil, don't move trees, but mark them with the ARCHIVE tag."
 391   (let ((re (concat "^\\*+ +" org-not-done-regexp)) re1
 392         (rea (concat ".*:" org-archive-tag ":"))
 393         (begm (make-marker))
 394         (endm (make-marker))
 395         (question (if tag "Set ARCHIVE tag (no open TODO items)? "
 396                     "Move subtree to archive (no open TODO items)? "))
 397         beg end (cntarch 0))
 398     (if (org-on-heading-p)
 399         (progn
 400           (setq re1 (concat "^" (regexp-quote
 401                                  (make-string
 402                                   (+ (- (match-end 0) (match-beginning 0) 1)
 403                                      (if org-odd-levels-only 2 1))
 404                                   ?*))
 405                             " "))
 406           (move-marker begm (point))
 407           (move-marker endm (org-end-of-subtree t)))
 408       (setq re1 "^* ")
 409       (move-marker begm (point-min))
 410       (move-marker endm (point-max)))
 411     (save-excursion
 412       (goto-char begm)
 413       (while (re-search-forward re1 endm t)
 414         (setq beg (match-beginning 0)
 415               end (save-excursion (org-end-of-subtree t) (point)))
 416         (goto-char beg)
 417         (if (re-search-forward re end t)
 418             (goto-char end)
 419           (goto-char beg)
 420           (if (and (or (not tag) (not (looking-at rea)))
 421                    (y-or-n-p question))
 422               (progn
 423                 (if tag
 424                     (org-toggle-tag org-archive-tag 'on)
 425                   (org-archive-subtree))
 426                 (setq cntarch (1+ cntarch)))
 427             (goto-char end)))))
 428     (message "%d trees archived" cntarch)))
 429
 430 (defun org-toggle-archive-tag (&optional find-done)
 431   "Toggle the archive tag for the current headline.
 432 With prefix ARG, check all children of current headline and offer tagging
 433 the children that do not contain any open TODO items."
 434   (interactive "P")
 435   (if find-done
 436       (org-archive-all-done 'tag)
 437     (let (set)
 438       (save-excursion
 439         (org-back-to-heading t)
 440         (setq set (org-toggle-tag org-archive-tag))
 441         (when set (hide-subtree)))
 442       (and set (beginning-of-line 1))
 443       (message "Subtree %s" (if set "archived" "unarchived")))))
 444
 445 (defun org-archive-set-tag ()
 446   "Set the ARCHIVE tag."
 447   (interactive)
 448   (org-toggle-tag org-archive-tag 'on))
 449
 450 ;;;###autoload
 451 (defun org-archive-subtree-default ()
 452   "Archive the current subtree with the default command.
 453 This command is set with the variable `org-archive-default-command'."
 454   (interactive)
 455   (call-interactively org-archive-default-command))
 456
 457 ;;;###autoload
 458 (defun org-archive-subtree-default-with-confirmation ()
 459   "Archive the current subtree with the default command.
 460 This command is set with the variable `org-archive-default-command'."
 461   (interactive)
 462   (if (y-or-n-p "Archive this subtree or entry? ")
 463       (call-interactively org-archive-default-command)
 464     (error "Abort")))
 465
 466 (provide 'org-archive)
 467
 468
 469 ;;; org-archive.el ends here